<div class="shadedPanel{if $class ne ''} {$class}{/if}" {if $id ne ''}id="{$id}"{/if} {if $style ne ''}style="{$style}"{/if}>
  {$content}
  <div class="corner top-left"></div>
  <div class="corner top-right"></div>
  <div class="corner bottom-left"></div>
  <div class="corner bottom-right"></div>
</div>